Patents by Inventor Younho Han

Younho Han has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Patent number: 12219828
    Abstract: Provided are a display panel and an electronic device. On a plane, a distance between an edge of a blocking metal layer and a bending point of an electrode may be greater than a set distance.
    Type: Grant
    Filed: June 3, 2022
    Date of Patent: February 4, 2025
    Assignee: Samsung Display Co., Ltd.
    Inventors: Jongbeom Hong, Yongsub Shim, Jungmin Choi, Youngjun Yoo, Younho Han
  • Publication number: 20240324427
    Abstract: A display apparatus includes a lower substrate, first, second, and third light-emitting devices above the lower substrate, and a bank above the first, second, and third light-emitting devices, and defining first, second, and third color openings respectively corresponding to the first, second, and third light-emitting devices, wherein, in plan view, sets of the first, second, and third color openings are repeatedly arranged along a first direction and along a direction opposite to a second inclination direction, the second inclination direction being perpendicular to a first inclination direction that is between the first direction and a second direction, the second direction being perpendicular to the first direction, and wherein, in plan view, the third color opening is spaced apart from a virtual line passing through an edge of the first color opening and extending in the first direction.
    Type: Application
    Filed: March 7, 2024
    Publication date: September 26, 2024
    Inventors: Sangyun Lim, Raeyoung Kim, Seungin Baek, Younho Han
  • Publication number: 20240324389
    Abstract: A display apparatus includes a power line extending in a first direction, and in a second direction perpendicular to the first direction, and a first sub-pixel having a first pixel electrode, a second sub-pixel having a second pixel electrode, and a third sub-pixel having a third pixel electrode, which display different colors from each other, and which are arranged in a third direction crossing both the first direction and the second direction, in a plan view.
    Type: Application
    Filed: March 18, 2024
    Publication date: September 26, 2024
    Inventors: Sunkwun Son, Donghee Shin, Raeyoung Kim, Sangyong No, Seungin Baek, Yongwoo Lee, Sangyun Lim, Younho Han
  • Publication number: 20240306431
    Abstract: A display apparatus includes a substrate including a foldable area including a first foldable area adjacent to a first non-folded area and a second foldable area adjacent to a second non-folded area, a pixel-defining layer disposed over the substrate, and a light-blocking layer disposed over the pixel-defining layer. The pixel-defining layer defines a (1-1)st lower opening, a (1-2)nd lower opening, a (1-3)rd lower opening, and a (1-4)th lower opening. The light-blocking layer defines a (1-1)st upper opening, a (1-2)nd upper opening, a (1-3)rd upper opening, and a (1-4)th upper opening. The (1-3)rd upper opening is shifted to one side facing the first non-folded area of the (1-3)rd lower opening. The (1-4)th upper opening is shifted to one side facing the second non-folded area of the (1-4)th lower opening.
    Type: Application
    Filed: February 6, 2024
    Publication date: September 12, 2024
    Inventors: Yongsub SHIM, Youngjae KIM, Youngjun YOO, Jungmin CHOI, Younho HAN, Jongbeom HONG
  • Patent number: 12058911
    Abstract: Provided is a color filter having improved light efficiency and color reproducibility. The color filter includes: a substrate having a plurality of pixel areas and a light blocking area surrounding the plurality of pixel areas; a light blocking layer on the light blocking area; a first color conversion layer on a first pixel area among the plurality of pixel areas and configured to convert incident light into light of a first color; a first color filter layer between the substrate and the first color conversion layer and configured to selectively transmit the light of the first color emitted from the first color conversion layer; and a light reflection layer between the first color conversion layer and the first color filter layer and including a reflective material.
    Type: Grant
    Filed: June 13, 2019
    Date of Patent: August 6, 2024
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Youngeun Park, Gunshik Kim, Junghwan Yi, Mira Gwon, Seungin Baek, Sangyun Lim, Sujin Choi, Younho Han
  • Publication number: 20240244870
    Abstract: Provided are a light-emitting device, an electronic device including the light-emitting device, and a consumer product including the light-emitting device. The light-emitting device includes a first electrode, a second electrode facing the first electrode, and an interlayer between the first electrode and the second electrode, wherein the interlayer includes an emission layer and an electron transport region, wherein the electron transport region is between the emission layer and the second electrode, and the emission layer includes a first emitter, and the electron transport region includes a heterocyclic compound. The descriptions of the first emitter and the heterocyclic compound are the same as described in the present specification.
    Type: Application
    Filed: December 19, 2023
    Publication date: July 18, 2024
    Inventors: Hoilim Kim, Hyojoo Jung, Jihye Kim, Saerom Park, Dongsun Yoo, Younho Han
  • Publication number: 20240206302
    Abstract: A display device includes a display layer disposed on a substrate and divided into an emission area from which light is emitted and a non-emission area adjacent to the emission area, a refractive layer disposed on the display layer and including a first light blocking pattern and a second light blocking pattern disposed on the first light blocking pattern, and a window disposed on the refractive layer.
    Type: Application
    Filed: February 28, 2024
    Publication date: June 20, 2024
    Inventors: JONGBEOM HONG, GUNSHIK KIM, YONGSUB SHIM, YOUNHO HAN
  • Publication number: 20240138252
    Abstract: An organic light-emitting device includes: a first electrode, a second electrode facing the first electrode, an interlayer which is between the first electrode and the second electrode and including an emission layer, and a capping layer located outside the first electrode or the second electrode, where the emission layer includes a first emitter, the first emitter is to emit blue light, the first emitter includes platinum (Pt), the highest occupied molecular orbital (HOMO) energy level of the first emitter is ?4.4 eV or less, and the capping layer includes an amine-free compound.
    Type: Application
    Filed: September 27, 2023
    Publication date: April 25, 2024
    Inventors: Gyeongheon Kim, Sooryun Cho, Jihye Kim, Hoilim Kim, Saerom Park, Dongsun Yoo, Younho Han
  • Patent number: 11937451
    Abstract: A display device includes a display layer disposed on a substrate and divided into an emission area from which light is emitted and a non-emission area adjacent to the emission area, a refractive layer disposed on the display layer and including a first light blocking pattern and a second light blocking pattern disposed on the first light blocking pattern, and a window disposed on the refractive layer.
    Type: Grant
    Filed: July 8, 2021
    Date of Patent: March 19, 2024
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Jongbeom Hong, Gunshik Kim, Yongsub Shim, Younho Han
  • Patent number: 11711960
    Abstract: A display apparatus includes a first pixel, a second pixel, and a third pixel which emit light of different colors from one another, a first insulating layer on a first display element of the first pixel, and a second insulating layer on the first insulating layer. The first insulating layer defines a first opening portion corresponding to the first display element, the second insulating layer defines a first opening corresponding to the first opening portion, and the first opening portion has a first extension portion which extends in a first direction and at least partially exposes the second insulating layer.
    Type: Grant
    Filed: April 1, 2022
    Date of Patent: July 25, 2023
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Jungbae Song, Kwanghyun Kim, Dahye Kim, Byoungki Kim, Heekwang Song, Yunmo Chung, Kangmoon Jo, Younho Han
  • Publication number: 20230225185
    Abstract: A light-emitting device and an electronic apparatus including the same are provided. The light-emitting device includes a first electrode, a second electrode facing the first electrode, an interlayer between the first electrode and the second electrode and including an emission layer, and a capping layer. The emission layer includes a first emitter, the first emitter emits a first light having a first emission spectrum, the capping layer is in a path on which the first light travels, an emission peak wavelength of the first light is about 520 nm to about 550 nm. The first emitter includes iridium, the capping layer includes an amine-free compound, and the value of ratio of CIEy to reflective index (RCR value) of the first light extracted to the outside through the capping layer is 38 or less, and the RCR value is calculated according to CIEy/R(cap)×100.
    Type: Application
    Filed: January 9, 2023
    Publication date: July 13, 2023
    Inventors: Hoilim Kim, Hyojoo Jung, Jihye Kim, Saerom Park, Dongsun Yoo, Younho Han
  • Publication number: 20230225199
    Abstract: A light-emitting device and an electronic apparatus including the same are provided. The light-emitting device includes a first electrode, a second electrode facing the first electrode, an interlayer between the first electrode and the second electrode and including an emission layer, and a capping layer. The emission layer includes a first emitter, the first emitter emits first light having a first emission spectrum, the capping layer is in the path on which the first light travels, an emission peak wavelength of the first light is from about 520 nm to about 550 nm. The first emitter includes iridium, the capping layer includes an amine-containing compound, and the value of ratio of CIEy to reflective index (RCR value) of the first light extracted to the outside through the capping layer is 38 or less, and the RCR value is calculated according to CIEy/R(cap)×100.
    Type: Application
    Filed: January 9, 2023
    Publication date: July 13, 2023
    Inventors: Youngmi Cho, Hyojoo Jung, Eunkyung Koh, Jinoh Kwag, Yongjo Kim, Younho Han
  • Publication number: 20230099374
    Abstract: A display panel is disclosed that includes a substrate, a first light blocking line, a second light blocking line, and a third light blocking line located on the substrate. The first, second, and third light blocking lines extend in a first direction in a plan view, and are spaced apart from one another in a second direction that intersects the first direction. A first display element and a second display element are located between the first light blocking line and the second light blocking line and respectively emit light of a first color and light of a second color. A third display element is located between the second light blocking line and the third light blocking line and emits light of a third color.
    Type: Application
    Filed: April 12, 2022
    Publication date: March 30, 2023
    Inventors: Jongbeom Hong, Yongsub Shim, Younho Han
  • Publication number: 20230073072
    Abstract: Provided are a display panel and an electronic device. On a plane, a distance between an edge of a blocking metal layer and a bending point of an electrode may be greater than a set distance.
    Type: Application
    Filed: June 3, 2022
    Publication date: March 9, 2023
    Inventors: Jongbeom Hong, Yongsub Shim, Jungmin Choi, Youngjun Yoo, Younho Han
  • Publication number: 20220223655
    Abstract: A display apparatus includes a first pixel, a second pixel, and a third pixel which emit light of different colors from one another, a first insulating layer on a first display element of the first pixel, and a second insulating layer on the first insulating layer. The first insulating layer defines a first opening portion corresponding to the first display element, the second insulating layer defines a first opening corresponding to the first opening portion, and the first opening portion has a first extension portion which extends in a first direction and at least partially exposes the second insulating layer.
    Type: Application
    Filed: April 1, 2022
    Publication date: July 14, 2022
    Inventors: Jungbae Song, Kwanghyun Kim, Dahye Kim, Byoungki Kim, Heekwang Song, Yunmo Chung, Kangmoon Jo, Younho Han
  • Publication number: 20220140014
    Abstract: Provided is a display device including a substrate including a first display area, a second display area including transmission areas, and a non-display area, main pixel electrodes above the first display area, auxiliary pixel electrodes above the second display area, and a shield layer between the substrate and the auxiliary pixel electrodes, including a first metal layer, and at least one reflection reduction layer overlapping the first metal layer, and defining an opening overlapping the transmission areas.
    Type: Application
    Filed: August 6, 2021
    Publication date: May 5, 2022
    Inventors: Yongsub SHIM, Younho HAN, Jongbeom HONG, Reehyang KIM, Youngjun YOO
  • Patent number: 11322553
    Abstract: A display apparatus includes a first pixel, a second pixel, and a third pixel which emit light of different colors from one another, a first insulating layer on a first display element of the first pixel, and a second insulating layer on the first insulating layer. The first insulating layer defines a first opening portion corresponding to the first display element, the second insulating layer defines a first opening corresponding to the first opening portion, and the first opening portion has a first extension portion which extends in a first direction and at least partially exposes the second insulating layer.
    Type: Grant
    Filed: June 11, 2020
    Date of Patent: May 3, 2022
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Jungbae Song, Kwanghyun Kim, Dahye Kim, Byoungki Kim, Heekwang Song, Yunmo Chung, Kangmoon Jo, Younho Han
  • Publication number: 20220059804
    Abstract: A display device includes a display layer disposed on a substrate and divided into an emission area from which light is emitted and a non-emission area adjacent to the emission area, a refractive layer disposed on the display layer and including a first light blocking pattern and a second light blocking pattern disposed on the first light blocking pattern, and a window disposed on the refractive layer.
    Type: Application
    Filed: July 8, 2021
    Publication date: February 24, 2022
    Inventors: Jongbeom HONG, Gunshik KIM, Yongsub SHIM, Younho HAN
  • Publication number: 20210351238
    Abstract: Provided is a color filter having improved light efficiency and color reproducibility. The color filter includes: a substrate having a plurality of pixel areas and a light blocking area surrounding the plurality of pixel areas; a light blocking layer on the light blocking area; a first color conversion layer on a first pixel area among the plurality of pixel areas and configured to convert incident light into light of a first color; a first color filter layer between the substrate and the first color conversion layer and configured to selectively transmit the light of the first color emitted from the first color conversion layer; and a light reflection layer between the first color conversion layer and the first color filter layer and including a reflective material.
    Type: Application
    Filed: June 13, 2019
    Publication date: November 11, 2021
    Inventors: Youngeun Park, Gunshik Kim, Junghwan Yi, Mira Gwon, Seungin Baek, Sangyun Lim, Sujin Choi, Younho Han
  • Patent number: 11092841
    Abstract: A color filter includes a substrate including pixel areas and a light-shielding area which is disposed between adjacent pixels areas; and a color conversion layer which color-converts incident light of an incident color and emits color-converted light toward the substrate, the color conversion layer including a first color conversion pattern in a first pixel area among the pixel areas and with which the incident light of the incident color is converted into light of a first color; and a second color conversion pattern in a second pixel area among the pixel areas and with which the incident light of the incident color is converted into light of a second color; and a partition wall in the light-shielding area and between the first color conversion pattern and the second color conversion pattern, the partition wall including a light-scattering material which scatters light incident thereto.
    Type: Grant
    Filed: February 15, 2019
    Date of Patent: August 17, 2021
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Seungin Baek, Mira Gwon, Gunshik Kim, Youngeun Park, Junghwan Lee, Yunmo Chung, Sujin Choi, Younho Han, Jungbae Song, Daewoo Lee